The Colibrí Center for Human Rights was a vital link between families and their missing loved ones. Now it's gone dark.

Amid declining test scores, the country has pivoted away from screens and invested in back-to-basics school materials.

Understanding the genetics of circulating viruses will determine if the U.S. loses measles elimination status this year.

Research suggests that rocket exhaust and debris could be threatening the ozone layer, though many uncertainties persist.

President Trump’s sweeping nuclear energy and weapons agenda has prompted revisions of longstanding radiation standards.

An executive order upended an NIH policy requiring researchers to account for both sexes in preclinical animal studies.

When George W. Maschke applied to work for the FBI in 1994, he had already held a security clearance for over 11 years. The government had deemed him trustworthy through his career in the Army. But ...

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